US2025260236A1PendingUtilityA1

System and method for system-wide der management in distribution grid

Assignee: HITACHI LTDPriority: Feb 9, 2024Filed: Feb 9, 2024Published: Aug 14, 2025
Est. expiryFeb 9, 2044(~17.5 yrs left)· nominal 20-yr term from priority
H02J 2103/35H02J 2101/24H02J 13/12H02J 3/381H04L 67/10H02J 2300/24H02J 2203/10
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Claims

Abstract

Systems and methods involving a cloud distributed integrated node (DIN) composed of one or more servers; and a plurality of edge DINs configured to manage a corresponding region of heterogenous energy sources; which includes intaking data across the heterogenous energy sources of the corresponding region for one or more of the plurality of edge DINs; executing processing on the intaken data to produce a unified output for processing by the cloud DIN; transmitting the unified output to the cloud DIN from the one or more of the plurality of edge DINs; in response to receipt of the unified output from one or more of the plurality of edge DINs, issuing, a command to regulate the heterogenous energy sources of the corresponding region; and controlling the heterogenous energy sources of the corresponding region in response to the command with the one or more of the plurality of edge DINs.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A system, comprising:
 a cloud distributed integrated node (DIN) composed of one or more servers; and   a plurality of edge DINs, each of the plurality of edge DINs configured to manage a corresponding region of heterogenous energy sources; each of the plurality of edge DINs comprising:
 a processor, configured to:
 intake data across the heterogenous energy sources of the corresponding region; 
 execute processing on the intaken data to produce a unified output for processing by the cloud DIN; and 
 transmit the unified output to the cloud DIN; 
 
 wherein the cloud DIN, in response to receipt of the unified output from one or more of the plurality of edge DINs, is configured to issue a command to regulate the heterogenous energy sources of the corresponding region of the one or more of the plurality of edge DINs; 
 wherein the one or more of the plurality of edge DINs controls the heterogenous energy sources of the corresponding region in response to the command. 
   
     
     
         2 . The system of  claim 1 , further comprising a plurality of field distributed integrated nodes (DINs), each of the plurality of field DINs connected to a corresponding one of the heterogenous energy sources and configured to provide the data to a corresponding one of the plurality of edge DINs. 
     
     
         3 . The system of  claim 1 , further comprising a plurality of aggregator distributed integrated nodes (DINs), each of the aggregator DINs configured to distribute an aggregated control reference to the heterogeneous energy sources for different control objectives. 
     
     
         4 . The system of  claim 1 , wherein the command comprises a tap position for a regulator associated with the one or more of the plurality of edge DINs, wherein the one or more of the plurality of edge DINs controls the tap position of the regulator in response to the command. 
     
     
         5 . The system of  claim 1 , wherein the command comprises an on/off command for capacitors associated with the one or more of the plurality of edge DINs, wherein the one or more of the plurality of edge DINs switches the capacitors on or off in response to the command. 
     
     
         6 . The system of  claim 1 , wherein the command comprises a reactive power for a photovoltaic panel associated with the one or more of the plurality of edge DINs, wherein the one or more of the plurality of edge DINs adjust the reactive power of the photovoltaic panel in response to the command. 
     
     
         7 . A method for a system involving a cloud distributed integrated node (DIN) composed of one or more servers; and a plurality of edge DINs, each of the plurality of edge DINs configured to manage a corresponding region of heterogenous energy sources; the method comprising:
 intaking data across the heterogenous energy sources of the corresponding region for one or more of the plurality of edge DINs;   executing processing on the intaken data to produce a unified output for processing by the cloud DIN;   transmitting the unified output to the cloud DIN from the one or more of the plurality of edge DINs;   in response to receipt of the unified output from one or more of the plurality of edge DINs, issuing, from the cloud DIN, a command to regulate the heterogenous energy sources of the corresponding region of the one or more of the plurality of edge DINs; and   controlling the heterogenous energy sources of the corresponding region in response to the command with the one or more of the plurality of edge DINs.   
     
     
         8 . The method of  claim 7 , wherein the system further comprises a plurality of field distributed integrated nodes (DINs), each of the plurality of field DINs connected to a corresponding one of the heterogenous energy sources, the method further comprising providing the data to a corresponding one of the plurality of edge DINs from the plurality of field DINs. 
     
     
         9 . The method of  claim 7 , wherein the system further comprises a plurality of aggregator distributed integrated nodes (DINs), the method further comprising, distributing an aggregated control reference to the heterogeneous energy sources for different control objectives from the plurality of aggregator DINs. 
     
     
         10 . The method of  claim 7 , wherein the command comprises a tap position for a regulator associated with the one or more of the plurality of edge DINs, wherein the method comprises controlling the tap position of the regulator associated with the one or more of the plurality of edge DINs in response to the command. 
     
     
         11 . The method of  claim 7 , wherein the command comprises an on/off command for capacitors associated with the one or more of the plurality of edge DINs, wherein the method further comprises switching the capacitors associated with the one or more of the plurality of edge DINs on or off in response to the command. 
     
     
         12 . The method of  claim 7 , wherein the command comprises a reactive power for a photovoltaic panel associated with the one or more of the plurality of edge DINs, wherein the method further comprises adjusting the reactive power of the photovoltaic panel associated with the one or more of the plurality of edge DINs in response to the command.

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